“农田冻土深度观测”的概念、定义、翻译、参考文献-科学参考

单词	农田冻土深度观测
释义	农田冻土深度观测 Encyclopedia 农学农田冻土深度观测释 field observation of frozen soil depth农田冻土深度观测对农田土壤冻结时间、冻结层次及其上、下限深度与冻结程度的观察与测量活动。
随便看	identities of Yangian invariants identities of Yangian-invariants identity identity authentication identity authentication service identity automorphism identity axiom identity based cryptography identity-based cryptography identity based encryption identity-based encryption identity-based signature identity character identity code identity component identity component of a group identity congruence identity crisis identity development identity dyad identity element identity function identity functor identity graph identity group

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